
| ISO | Workiece material | Hardness | Cutting spee | d:Vc (m/min) | ||
| p | AH725 | T313V | NS9530 | TH10 | ||
| High carbon steel / Alloy steel S45C, SCM440, etc. C45, 42CrMoS4, etc. | < 200HB > 200HB | 80 - 180 60 - 160 | 100 - 200 100 - 150 | 150 - 200 100 - 170 | - - | |
| Stainless steel SUS304, etc. X5CrNi18-9, etc. | - | 50 - 130 | 70 - 130 | - | - | |
| Cast irons FC250, FC300, etc. 250, 300, etc. | - | - | 70 - 150 | - | 70 - 90 | |
| Non-ferrous metals | - | - | - | - | 100 - 500 | |
| Heat-resisting alloys Ti-6AI-4V, Inconel718, etc. | - | - | - | - | 10 - 40 | |
| Hard materials | 50 ~ 60HRC | - | - | - | 10 - 30 |
| ISO | Workpiece material | Grade | Application | Cutting speed Vc (m/min) | Pitch (mm) | Threads per inch (TPI) |
| High carbon steel S45C, etc. C45, etc. | AH725 | Threading | 80 - 180 | Internal 2.11 - 5.08 External 1.27 - 4.23 | Internal 5 - 12 External 6- 20 | |
| Alloy steels SCM440, etc. 42CrMoS4, etc. | AH725 | Threading | 60 - 160 | Internal 2.11 - 5.08 External 1.27 - 4.23 | Internal 5 - 12 External 6- 20 | |
| Stainless steel SUS304, etc. X5CrNi18-9, etc. | AH725 | Threading | 50 - 130 | Internal 2.11 - 5.08 External 1.27 - 4.23 | Internal 5 - 12 External 6- 20 |
| ISO | Workpiece material | Priority | Grade | Cutting speed Vc (m/min) | Pitch (mm) | Threads per inch (TPI) |
| Low carbon steels S15C SS400 t | First choice | SH725 | 60 - 150 | 0.4 - 2.0 | 64 - 12 | |
| , , ec. C15, St42-1, etc. | Fracture resistance | AH725 | 60 - 150 | 0.8 - 3.0 | 32 - 8 | |
| Carbon steels, Alloy steels S55C SCM440 t | First choice | SH725 | 60 - 150 | 0.4 - 2.0 | 64 - 12 | |
| , , ec. C55, 42CrMoS4, etc. | Fracture resistance | AH725 | 60 - 150 | 0.8 - 3.0 | 32 - 8 | |
| Prehardened steels | First choice | SH725 | 60 - 150 | 0.4 - 2.0 | 64 - 12 | |
| NAK80, PX5, etc. | Fracture resistance | AH725 | 60 - 150 | 0.8 - 3.0 | 32 - 8 | |
| Stainless steel SUS304 t | First choice | SH725 | 50 - 80 | 0.4 - 2.0 | 64 - 12 | |
| , ec. X5CrNi18-9, etc. | Fracture resistance | AH725 | 50 - 80 | 0.8 - 3.0 | 32 - 8 | |
| Grey cast irons FC250 FC300 t | First choice | AH725 | 50 - 100 | 0.8 - 3.0 | 32 - 8 | |
| , , ec. 250, 300, etc. | Sharpness | SH725 | 50 - 100 | 0.4 - 2.0 | 64 - 12 | |
| Ductile cast irons | First choice | AH725 | 50 - 100 | 0.8 - 3.0 | 32 - 8 | |
| 400-15, 600-3, etc. | Sharpness | SH725 | 50 - 100 | 0.4 - 2.0 | 64 - 12 | |
| Titanium alloys | First choice | SH725 | 30 - 100 | 0.4 - 2.0 | 64 - 12 | |
| Ti-6AI-4V, etc. | Fracture resistance | AH725 | 30 - 100 | 0.8 - 3.0 | 32 - 8 | |
| Heat-resisting alloys | First choice | SH725 | 30 - 100 | 0.4 - 2.0 | 64 - 12 | |
| Inconel718, etc. | Fracture resistance | AH725 | 30 - 100 | 0.8 - 3.0 | 32 - 8 |